diff options
Diffstat (limited to 'lib/crypt/crypt-sha256.c')
| -rw-r--r-- | lib/crypt/crypt-sha256.c | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/lib/crypt/crypt-sha256.c b/lib/crypt/crypt-sha256.c index 37127d41e1..335c8880d8 100644 --- a/lib/crypt/crypt-sha256.c +++ b/lib/crypt/crypt-sha256.c @@ -1,10 +1,14 @@ +// SPDX-License-Identifier: CC0-1.0 +/* Based on libxcrypt v4.4.17-0-g6b110bc */ /* One way encryption based on the SHA256-based Unix crypt implementation. * * Written by Ulrich Drepper <drepper at redhat.com> in 2007 [1]. * Modified by Zack Weinberg <zackw at panix.com> in 2017, 2018. * Composed by Björn Esser <besser82 at fedoraproject.org> in 2018. * Modified by Björn Esser <besser82 at fedoraproject.org> in 2020. - * Modified by Steffen Jaeckel <jaeckel-floss at eyet-services.de> in 2020. + * Modified by Steffen Jaeckel <jaeckel-floss at eyet-services.de> in 2021 + * for U-Boot, instead of using the global errno to use a static one + * inside this file. * To the extent possible under law, the named authors have waived all * copyright and related or neighboring rights to this work. * @@ -20,7 +24,7 @@ #include "crypt-port.h" #include "alg-sha256.h" -#include <errno.h> +#include <linux/errno.h> #include <stdio.h> #include <stdlib.h> @@ -69,6 +73,25 @@ static_assert (sizeof (struct sha256_buffer) <= ALG_SPECIFIC_SIZE, "ALG_SPECIFIC_SIZE is too small for SHA256"); +/* Use this instead of including errno.h */ +static int errno; + +void crypt_sha256crypt_rn(const char *phrase, size_t phr_size, + const char *setting, size_t ARG_UNUSED(set_size), + uint8_t *output, size_t out_size, void *scratch, + size_t scr_size); + +int crypt_sha256crypt_rn_wrapped(const char *phrase, size_t phr_size, + const char *setting, size_t set_size, + u8 *output, size_t out_size, void *scratch, + size_t scr_size) +{ + errno = 0; + crypt_sha256crypt_rn(phrase, phr_size, setting, set_size, output, + out_size, scratch, scr_size); + return -errno; +} + /* Feed CTX with LEN bytes of a virtual byte sequence consisting of BLOCK repeated over and over indefinitely. */ static void |